diff --git a/memento-note/prisma/migrations/20260426130000_add_agent_schedule_fields/migration.sql b/memento-note/prisma/migrations/20260426130000_add_agent_schedule_fields/migration.sql
index 16a5393..ccf2798 100644
--- a/memento-note/prisma/migrations/20260426130000_add_agent_schedule_fields/migration.sql
+++ b/memento-note/prisma/migrations/20260426130000_add_agent_schedule_fields/migration.sql
@@ -1,4 +1,15 @@
--- AlterTable: Agent
-ALTER TABLE "Agent" ADD COLUMN "scheduledTime" TEXT DEFAULT '08:00';
-ALTER TABLE "Agent" ADD COLUMN "scheduledDay" INTEGER;
-ALTER TABLE "Agent" ADD COLUMN "timezone" TEXT;
+-- AlterTable: Agent (idempotent — safe if columns already exist from a previous db push)
+DO $$ BEGIN
+  ALTER TABLE "Agent" ADD COLUMN "scheduledTime" TEXT DEFAULT '08:00';
+EXCEPTION WHEN duplicate_column THEN NULL;
+END $$;
+
+DO $$ BEGIN
+  ALTER TABLE "Agent" ADD COLUMN "scheduledDay" INTEGER;
+EXCEPTION WHEN duplicate_column THEN NULL;
+END $$;
+
+DO $$ BEGIN
+  ALTER TABLE "Agent" ADD COLUMN "timezone" TEXT;
+EXCEPTION WHEN duplicate_column THEN NULL;
+END $$;